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313201203012 = 22334170731979
BaseRepresentation
bin1001000111011000011…
…11110001011101000100
31002221102112022121212000
410203230033301131010
520112414001444022
6355514352425300
731425263204565
oct4435417613504
91087375277760
10313201203012
11110911a06535
125084a548230
13236c4ab9339
14112324c416c
1582316066ac
hex48ec3f1744

313201203012 has 48 divisors (see below), whose sum is σ = 831808084800. Its totient is φ = 101854048320.

The previous prime is 313201202959. The next prime is 313201203019. The reversal of 313201203012 is 210302102313.

313201203012 is a `hidden beast` number, since 31 + 320 + 12 + 0 + 301 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (313201203019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35361562 + ... + 35370417.

It is an arithmetic number, because the mean of its divisors is an integer number (17329335100).

Almost surely, 2313201203012 is an apocalyptic number.

It is an amenable number.

313201203012 is an abundant number, since it is smaller than the sum of its proper divisors (518606881788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

313201203012 is a wasteful number, since it uses less digits than its factorization.

313201203012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70732033 (or 70732025 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 313201203012 its reverse (210302102313), we get a palindrome (523503305325).

The spelling of 313201203012 in words is "three hundred thirteen billion, two hundred one million, two hundred three thousand, twelve".

Divisors: 1 2 3 4 6 9 12 18 27 36 41 54 82 108 123 164 246 369 492 738 1107 1476 2214 4428 70731979 141463958 212195937 282927916 424391874 636587811 848783748 1273175622 1909763433 2546351244 2900011139 3819526866 5800022278 7639053732 8700033417 11600044556 17400066834 26100100251 34800133668 52200200502 78300300753 104400401004 156600601506 313201203012